1262266 has 4 divisors (see below), whose sum is σ = 1893402. Its totient is φ = 631132.

The previous prime is 1262237. The next prime is 1262269. The reversal of 1262266 is 6622621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6622621 = 19 ⋅348559.

It can be written as a sum of positive squares in only one way, i.e., 1256641 + 5625 = 1121^2 + 75^2 .

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 1262266.

It is not an unprimeable number, because it can be changed into a prime (1262269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315565 + ... + 315568.

2^1262266 is an apocalyptic number.

1262266 is a deficient number, since it is larger than the sum of its proper divisors (631136).

1262266 is an equidigital number, since it uses as much as digits as its factorization.

1262266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631135.

The product of its digits is 1728, while the sum is 25.

The square root of 1262266 is about 1123.5061192535. The cubic root of 1262266 is about 108.0729388405.

Adding to 1262266 its reverse (6622621), we get a palindrome (7884887).

The spelling of 1262266 in words is "one million, two hundred sixty-two thousand, two hundred sixty-six".